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vestibulocochlear nerve n.
A composite sensory nerve that emerges from the brainstem at the cerebellopontine angle, innervates the receptor cells of the membranous labyrinth, and consists of two major anatomically and functionally distinct components: the vestibular nerve and the cochlear nerve. Also called acoustic nerve, eighth cranial nerve.
nerve in the human ear, serving the organs of equilibrium and of hearing. It consists of two anatomically and functionally distinct parts: the cochlear nerve, distributed to the hearing organ, and the vestibular nerve, distributed to the organ of equilibrium